August weather forecast
Vichy, MO

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Weather in August

The last month of the summer, August, is another hot month in Vichy, Missouri, with an average temperature ranging between max 87.3°F (30.7°C) and min 65.8°F (18.8°C).

Temperature

August's arrival brings an average high-temperature of a still tropical 87.3°F (30.7°C), slightly deviating from July's 89.1°F (31.7°C). Vichy's average low-temperature is measured at a comfortable 65.8°F (18.8°C) during August.

Heat index

August's average heat index is computed to be a sweltering 100.4°F (38°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Know that the heat index computations account for shaded terrains and slight winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

The average relative humidity in August is 74%.

Rainfall

In Vichy, Missouri, during August, the rain falls for 15.2 days and regularly aggregates up to 2.68" (68mm) of precipitation. In Vichy, during the entire year, the rain falls for 147.2 days and collects up to 31.02" (788mm) of precipitation.

Snowfall

May through September are months without snowfall in Vichy.

Daylight

In August, the average length of the day in Vichy is 13h and 35min.
On the first day of the month, sunrise is at 6:10 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:36 am and sunset at 7:37 pm CDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Vichy. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 in August translates into this advice:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

How hot is it in Vichy in August?

In Vichy, 87.3°F (30.7°C) is the average high-temperature and 65.8°F (18.8°C) is the average low-temperature during August. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 100.4°F (38°C).

What is the average humidity in August in Vichy?

In August, the average relative humidity in Vichy is 74%.

How much does it rain in Vichy in August?

In Vichy, Missouri, in August, during 15.2 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Vichy?

May through September are months without snowfall.

What is the average length of the day in August in Vichy?

The average day length in August in Vichy is 13h and 35min.

When are sunrise and sunset in August in Vichy?

On the first day of August in Vichy, sunrise is at 6:10 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:37 pm CDT.

How many hours of sunshine does Vichy have in August?

In Vichy, the average sunshine duration in August is 10.2h.

When is the highest UV index in Vichy?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

How high is the UV index in August in Vichy?

In August, the average daily maximum UV index in Vichy, Missouri, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Vichy, MO

Average temperature in August - Vichy, MO
  • Average high temperature in August: 87.3°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

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Average pressure in August
Vichy, MO

Average pressure in August - Vichy, MO
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Vichy, MO

Average wind speed in August - Vichy, MO
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in August
Vichy, MO

Average humidity in August - Vichy, MO
  • Average humidity in August: 74%

The months with the highest relative humidity are March and May (77%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in August
Vichy, MO

Average rainfall in August - Vichy, MO
  • Average rainfall in August: 2.68"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is November (1.65").

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Average rainfall days in August
Vichy, MO

Average rainfall days in August - Vichy, MO
  • Average rainfall days in August: 15.2 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is December (7 days).

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Average snowfall in August
Vichy, MO

Average snowfall in August - Vichy, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Vichy, MO

Average snowfall days in August - Vichy, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Vichy, MO

Average daylight in August / Average sunshine in August - Vichy, MO
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in August
Vichy, MO

Average sunshine days in August - Vichy, MO
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.4 days).

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Average UV index in August
Vichy, MO

Average UV index in August - Vichy, MO
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Vichy, MO

Average cloud cover in August - Vichy, MO
  • Average cloud cover in August: 30

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in August
Vichy, MO

Average visibility in August - Vichy, MO
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Vichy, Missouri, USA

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